COVINA, Calif. (KABC) -- A 43-year-old woman allegedly stabbed her 61-year-old mother to death at a convalescent hospital in Covina on Monday.
Covina police responded to a call of a woman not breathing in an assisted living care facility in the 800 block of W. San Bernardino Road and found 61-year-old Margaret Machiko Yamaguchi on the floor of her room with numerous stab wounds. She was pronounced dead at the scene.
Police said the victim's daughter, 43-year-old Athina Sumi Rivera, was spending the night in her mother's room and is a suspect in the crime.
Rivera was taken into custody on murder charges, and she is scheduled to be arraigned at Citrus Superior Court on Wednesday.
Her bail is set at over $1 million.
Anyone with information or questions regarding the crime are asked to contact the Covina Police Department Detective Bureau at (626) 384-5612, or contact Crime Stoppers at (800) 222-TIPS (8477).
You can refer to Covina PD with the case number: 15-13310.
Covina woman allegedly stabs, kills mother at convalescent hospital
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